大约有 46,000 项符合查询结果(耗时:0.0672秒) [XML]
Skip List vs. Binary Search Tree
...mentations. I'll summarize their findings. It's worth it to download the pdf as it has some very informative graphs on pages 50, 53, and 54.
Locking skip lists are insanely fast. They scale incredibly well with the number of concurrent accesses. This is what makes skip lists special, other loc...
How do I write a short literal in C++?
...t.com/en-us/library/hh567368(v=vs.140).aspx
– parsley72
Oct 4 '17 at 19:35
I don't know whether I should love or hate ...
logger configuration to log to file and print to stdout
...
72
Adding a StreamHandler without arguments goes to stderr instead of stdout. If some other proces...
ggplot with 2 y axes on each side and different scales
... fact that this completely unhelpful answer (which throws a link-bone) has 72 upvotes at time of writing. Whe comparing time series, for example, it can be invaluable to have both on the same chart, because correlation of differences is much easier to spot. Just ask the thousands of highly educate...
C++类的前置申明 - c++1y / stl - 清泛IT社区,为创新赋能!
class A; (而非 include "A.h",可能暂时都没有类A的定义)
使用前置申明后,只能使用A的指针(32位编译器占4字节,64位编译器占8字节),new一个A对象会报错,因为未定义不知如何分配空间。
register int i;的含义 - c++1y / stl - 清泛IT社区,为创新赋能!
register声明的作用是为了提高效率。
它明确要求CPU把变量始终保存在寄存器里面,直至它消亡。
不过现代编译器都很厉害,根本不需要你多此一举。
所以根本就极少用。大多数情况下,你声明了也没有用,因为编译器不会...
如果后面再出现“AI伴侣断开连接”,说明mit官方的rez服务器有问题,需要重...
如果后面再出现“AI伴侣断开连接”,说明mit官方的rez服务器有问题,需要重启等处理。原因大概是wenrtc通信问题,官方论坛有提到。。。但是保险起见,如果频繁出现,则需要启用我们自己的rez服务器。或者aiStarter顶上昨天坏...
今天的大盘,在一万亿降准落地后,非理性恐慌,融资盘爆仓风险凸显。证监会...
今天的大盘,在一万亿降准落地后,非理性恐慌,融资盘爆仓风险凸显。证监会发布会后成长板块强力拉升,最终还是稍弱于空头出货力量!估值这么低,机会是大于风险的{:8_381:}
【致知】迷茫时读读纳瓦尔,常读常新,凝结真正的智慧 - 闲聊区 - 清泛IT社...
《纳瓦尔宝典》每次翻开总会有新的收获,看似鸡汤,实则智慧的谆谆教诲,有关商业本质,有关幸福人生...
阿里云物联网平台开通及基础用法 - 创客硬件开发 - 清泛IT社区,为创新赋能!
...品、设备和topic
重点:${deviceName}在不同的设备中会被替换成对应的名字,例如你在该产品下创建了个 D001 设备,那么该设备的topic就是:
/你自己的Product/D001/user/test
在添加产品和创建设备完成后,可以在设...